Fractal expression of sand grain equivalent roughness

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[1] Zhong, Liang
[2] Xu, Guangxiang
[3] Zeng, Feng
来源：
Zhong, L. (zlcqjtu@163.com) | 1600年 / International Research and Training Center on Erosion and Sedimentation and China Water and Power Press卷 / 24期
关键词：
External factors - Flow condition - Grain size - Sand grains - Sand-beds - Self-similar;
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